He could, however, be a racketeer specializing in bookmaking, gambling, drug dealing, and assorted other crime.
Mr. Duffy, it happened, was Big Bill Duffy, a jolly henchman of Owney Madden, the racketeer.
1928 (noun and verb), from racket (n.1) + -eer. Related: Racketeering (1928).
A person who works in an illegal racket; a member of the rackets; gangster, mobster, wise guy (late 1920s+)